Examine source code of Osprey: Browser Protection

{
  "short_name": "__MSG_extensionShortName__",
  "name": "__MSG_extensionName__",
  "manifest_version": 3,
  "version": "2.0.5",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "background": {
    "page": "background.html"
  },
  "action": {
    "default_icon": {
      "16": "assets/osprey/icon16.png",
      "24": "assets/osprey/icon24.png",
      "32": "assets/osprey/icon32.png"
    },
    "default_popup": "pages/popup/popup-page.html"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; object-src 'none'; base-uri 'none'; form-action 'none'; frame-ancestors 'none'"
  },
  "icons": {
    "16": "assets/osprey/icon16.png",
    "48": "assets/osprey/icon48.png",
    "128": "assets/osprey/icon128.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "webNavigation",
    "menus"
  ],
  "host_permissions": [
    "https://api.osprey.ac/*",
    "https://api.metadefender.com/*"
  ],
  "options_ui": {
    "page": "pages/settings/settings-page.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "osprey@foulest.net",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}